<template>
  <div class="site-wrapper site-page--login">
    <div class="site-content__wrapper">
      <div class="site-content">
        <div class="brand-info">
          <h2 class="brand-info__text">林改监测管理平台</h2>
          <p class="brand-info__intro">WELCOME TO 林改监测管理平台</p>
        </div>
        <div class="login-main center-in-center">
          <h3 class="login-title">用户登录</h3>
          <el-form :model="dataForm" :rules="dataRule" ref="dataForm" @keyup.enter.native="dataFormSubmit()" status-icon>
            <el-form-item prop="userName">
              <el-input v-model="dataForm.userName" placeholder="帐号"></el-input>
            </el-form-item>
            <el-form-item prop="password">
              <el-input v-model="dataForm.password" type="password" placeholder="密码"></el-input>
            </el-form-item>
            <el-form-item prop="captcha">
              <el-row :gutter="20">
                <el-col :span="14">
                  <el-input v-model="dataForm.captcha" placeholder="验证码">
                  </el-input>
                </el-col>
                <el-col :span="10" class="login-captcha">
                  <img :src="captchaPath" @click="getCaptcha()" alt="">
                </el-col>
              </el-row>
            </el-form-item>
            <el-form-item>
              <el-button class="login-btn-submit" type="primary" @click="dataFormSubmit()">登录</el-button>
            </el-form-item>
          </el-form>
          <a href="#" @click="registerHandle()">立即注册</a>
        </div>
      </div>
    </div>
    <!-- 注册 -->
    <register v-if="registerVisible" ref="register" @refreshDataList="getDataList"></register>
  </div>
</template>

<script>
  import { getUUID } from '@/utils'
  import register from './register'
  export default {
    data () {
      return {
        dataForm: {
          userName: '',
          password: '',
          uuid: '',
          captcha: ''
        },
        dataRule: {
          userName: [
            { required: true, message: '帐号不能为空', trigger: 'blur' }
          ],
          password: [
            { required: true, message: '密码不能为空', trigger: 'blur' }
          ],
          captcha: [
            { required: true, message: '验证码不能为空', trigger: 'blur' }
          ]
        },
        captchaPath: '',
        registerVisible: false
      }
    },
    components: {
      register
    },
    created () {
      this.getCaptcha()
    },
    methods: {
      // 提交表单
      dataFormSubmit () {
        this.$refs['dataForm'].validate((valid) => {
          if (valid) {
            this.$http({
              url: this.$http.adornUrl('/sys/login'),
              method: 'post',
              data: this.$http.adornData({
                'username': this.dataForm.userName,
                'password': this.dataForm.password,
                'uuid': this.dataForm.uuid,
                'captcha': this.dataForm.captcha
              })
            }).then(({data}) => {
              if (data && data.code === 0) {
                this.$cookie.set('token', data.token);
                this.$cookie.set('userId', data.userId);
                this.$cookie.set('level', data.level);
                this.$cookie.set('province', data.province);
                this.$cookie.set('city', data.city);
                this.$cookie.set('country', data.country);
                this.$router.replace({ name: 'home' });
              } else {
                this.getCaptcha()
                this.$message.error(data.msg)
              }
            })
          }
        })
      },
      // 获取验证码
      getCaptcha () {
        this.dataForm.uuid = getUUID()
        this.captchaPath = this.$http.adornUrl(`/captcha.jpg?uuid=${this.dataForm.uuid}`)
      },
      //注册
      registerHandle(){
        this.registerVisible = true
        this.$nextTick(() => {
          this.$refs.register.init()
        })
      }
    }
  }
</script>

<style lang="scss">
  .site-wrapper.site-page--login {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(38, 50, 56, .6);
    overflow: hidden;
    //&:before {
    //  position: fixed;
    //  top: 0;
    //  left: 0;
    //  z-index: -1;
    //  width: 100%;
    //  height: 100%;
    //  content: "";
    //  background-image: url(~@/assets/img/login_bg.jpg);
    //  background-size: cover;
    //}
    .site-content__wrapper {
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      padding: 0;
      margin: 0;
      overflow-x: hidden;
      overflow-y: auto;
      //background-color: transparent; add by hqb 
    }
    .site-content {
      min-height: 100%;
      padding: 30px 500px 30px 30px;
    }
    // .brand-info {
    //   margin: 220px 100px 0 90px;
    //   color: #fff;
    // }
    // .brand-info__text {
    //   margin:  0 0 22px 0;
    //   font-size: 48px;
    //   font-weight: 400;
    //   text-transform : uppercase;
    // }
    // .brand-info__intro {
    //   margin: 10px 0;
    //   font-size: 16px;
    //   line-height: 1.58;
    //   opacity: .6;
    // }
    .login-main {
      position: absolute;
      top: 0;
      right: 0;
      padding: 30px 50px 30px 50px;
      width: 375px;
      height:378px;
      background-color: #fff;
    }

    .center-in-center{
      position: absolute;
      top: 50%;
      left: 50%;
      -webkit-transform: translate(-50%, -50%);
      -moz-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
      -o-transform: translate(-50%, -50%);
      transform: translate(-50%, -50%);
    }

    .login-title {
      font-size: 16px;
    }
    .login-captcha {
      overflow: hidden;
      > img {
        width: 100%;
        cursor: pointer;
      }
    }
    .login-btn-submit {
      width: 90%;
      margin-top: 0px;
    }
  }
</style>
